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adjust mem.actual_{used,free} +/- buffers/cache

This commit is contained in:
Doug MacEachern 2004-11-20 02:23:57 +00:00
parent 6e7e2a4b0d
commit 02c7235d4d
1 changed files with 6 additions and 5 deletions
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11
src/os/linux/linux_sigar.c
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@ -233,7 +233,7 @@ static SIGAR_INLINE sigar_uint64_t sigar_meminfo(char *buffer,
int sigar_mem_get(sigar_t *sigar, sigar_mem_t *mem) int sigar_mem_get(sigar_t *sigar, sigar_mem_t *mem)
{ {
sigar_uint64_t buffer, cached; sigar_uint64_t buffers, cached, kern;
char buffer[BUFSIZ]; char buffer[BUFSIZ];
int status = sigar_file2str(PROC_MEMINFO, int status = sigar_file2str(PROC_MEMINFO,
@ -247,11 +247,12 @@ int sigar_mem_get(sigar_t *sigar, sigar_mem_t *mem)
mem->free = sigar_meminfo(buffer, MEMINFO_PARAM("MemFree")); mem->free = sigar_meminfo(buffer, MEMINFO_PARAM("MemFree"));
mem->used = mem->total - mem->free; mem->used = mem->total - mem->free;
buffer = sigar_meminfo(buffer, MEMINFO_PARAM("Buffers")); buffers = sigar_meminfo(buffer, MEMINFO_PARAM("Buffers"));
cached = sigar_meminfo(buffer, MEMINFO_PARAM("Cached")); cached = sigar_meminfo(buffer, MEMINFO_PARAM("Cached"));
mem->actual_free = mem->free; kern = buffers + cached;
mem->actual_used = mem->used; mem->actual_free = mem->free + kern;
mem->actual_used = mem->used - kern;
mem->shared = 0; /* XXX where did this go in 2.6?? */ mem->shared = 0; /* XXX where did this go in 2.6?? */